SMH4811A(2000) 데이터 시트보기 (PDF) - Summit Microelectronics

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SMH4811A
(Rev.:2000)

Distributed Power Hot-Swap Controller

Summit Microelectronics 

SMH4811A

AC Timing Characteristics, –40ºC. to 85ºC.

Symbol

Parameter

tPDD

Pin detect delay to VGATE enable

tCBD

50mV circuit breaker delay

PGD

Power good delay

tFSTSHTDN

tCYC

Fast shutdown delay from fault to

VGATE off

Circuit breaker cycle mode cycle

time

Notes

K

L

M

N

A

B

C

D

Min.

Typ.

80

400

150

50

5

5

20

80

180

200

1.5

Max.

Units

ms

µs

µs

µs

µs

ms

ms

ms

ms

ns

s

2044 B Elect Table

VDD

UV

OV

PD1#/

PD2#

VGATE

DRAIN

SENSE

CBSENSE

PG1#

4

11 ≤ VDD ≤ 13

2.5VREF

tPDD

50mVREF

2.5VREF

<tCBD

PGD

Figure 1. Power Sequencing Timing

2044 4.1 8/1/00

SUMMIT MICROELECTRONICS, Inc.

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